xref: /openbsd-src/sys/dev/pci/aac_pci.c (revision 850e275390052b330d93020bf619a739a3c277ac)
1 /*	$OpenBSD: aac_pci.c,v 1.21 2008/06/03 10:32:19 brad Exp $	*/
2 
3 /*-
4  * Copyright (c) 2000 Michael Smith
5  * Copyright (c) 2000 BSDi
6  * Copyright (c) 2000 Niklas Hallqvist
7  * All rights reserved.
8  *
9  * Redistribution and use in source and binary forms, with or without
10  * modification, are permitted provided that the following conditions
11  * are met:
12  * 1. Redistributions of source code must retain the above copyright
13  *    notice, this list of conditions and the following disclaimer.
14  * 2. Redistributions in binary form must reproduce the above copyright
15  *    notice, this list of conditions and the following disclaimer in the
16  *    documentation and/or other materials provided with the distribution.
17  *
18  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
19  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
22  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28  * SUCH DAMAGE.
29  *
30  *	$FreeBSD: /c/ncvs/src/sys/dev/aac/aac_pci.c,v 1.1 2000/09/13 03:20:34 msmith Exp $
31  */
32 
33 /*
34  * This driver would not have rewritten for OpenBSD if it was not for the
35  * hardware donation from Nocom.  I want to thank them for their support.
36  * Of course, credit should go to Mike Smith for the original work he did
37  * in the FreeBSD driver where I found lots of inspiration.
38  * - Niklas Hallqvist
39  */
40 
41 #include <sys/param.h>
42 #include <sys/systm.h>
43 #include <sys/device.h>
44 #include <sys/kernel.h>
45 #include <sys/malloc.h>
46 #include <sys/queue.h>
47 #include <sys/selinfo.h>
48 #include <sys/rwlock.h>
49 
50 #include <machine/bus.h>
51 #include <machine/endian.h>
52 #include <machine/intr.h>
53 
54 #include <scsi/scsi_all.h>
55 #include <scsi/scsiconf.h>
56 
57 #include <dev/pci/pcidevs.h>
58 #include <dev/pci/pcireg.h>
59 #include <dev/pci/pcivar.h>
60 
61 #include <dev/ic/aacreg.h>
62 #include <dev/ic/aacvar.h>
63 
64 int	aac_pci_probe(struct device *, void *, void *);
65 void	aac_pci_attach(struct device *, struct device *, void *);
66 
67 /* Adaptec */
68 #define PCI_PRODUCT_ADP2_AACASR2200S   0x0285
69 #define PCI_PRODUCT_ADP2_AACASR2120S   0x0286
70 #define PCI_PRODUCT_ADP2_AACADPSATA2C  0x0289
71 #define PCI_PRODUCT_ADP2_AACASR2230S   0x028c
72 #define PCI_PRODUCT_ADP2_AACASR2130S   0x028d
73 #define PCI_PRODUCT_ADP2_AACADPSATA4C  0x0290
74 #define PCI_PRODUCT_ADP2_AACADPSATA6C  0x0291
75 #define PCI_PRODUCT_ADP2_AACADPSATA8C  0x0292
76 #define PCI_PRODUCT_ADP2_AACADPSATA16C 0x0293
77 
78 /* Dell */
79 #define PCI_PRODUCT_ADP2_AACCERCSATA6C 0x0291
80 #define PCI_PRODUCT_ADP2_AACPERC320DC  0x0287
81 
82 struct aac_sub_ident {
83 	u_int16_t subvendor;
84 	u_int16_t subdevice;
85 	char *desc;
86 } aac_sub_identifiers[] = {
87 	{ PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_AACADPSATA2C, "Adaptec 1210SA" }, /* guess */
88 	{ PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_AACASR2130S, "Adaptec 2130S" },
89 	{ PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_AACASR2230S, "Adaptec 2230S" },
90 	{ PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_AACADPSATA4C, "Adaptec 2410SA" },
91 	{ PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_AACADPSATA6C, "Adaptec 2610SA" },
92 	{ PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_AACADPSATA8C, "Adaptec 2810SA" }, /* guess */
93 	{ PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_AACADPSATA16C, "Adaptec 21610SA" }, /* guess */
94 	{ PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_AACASR2120S, "Adaptec 2120S" },
95 	{ PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_AACASR2200S, "Adaptec 2200S" },
96 	{ PCI_VENDOR_DELL, PCI_PRODUCT_ADP2_AACCERCSATA6C, "Dell CERC-SATA" },
97 	{ PCI_VENDOR_DELL, PCI_PRODUCT_ADP2_AACPERC320DC, "Dell PERC 320/DC" },
98 	{ 0, 0, "" }
99 };
100 
101 struct aac_ident {
102 	u_int16_t vendor;
103 	u_int16_t device;
104 	u_int16_t subvendor;
105 	u_int16_t subdevice;
106 	int	hwif;
107 } aac_identifiers[] = {
108 	/* Dell PERC 2/Si models */
109 	{ PCI_VENDOR_DELL, PCI_PRODUCT_DELL_PERC_2SI, PCI_VENDOR_DELL,
110 	    PCI_PRODUCT_DELL_PERC_2SI, AAC_HWIF_I960RX },
111 	/* Dell PERC 3/Di models */
112 	{ PCI_VENDOR_DELL, PCI_PRODUCT_DELL_PERC_3DI, PCI_VENDOR_DELL,
113 	    PCI_PRODUCT_DELL_PERC_3DI, AAC_HWIF_I960RX },
114 	{ PCI_VENDOR_DELL, PCI_PRODUCT_DELL_PERC_3DI, PCI_VENDOR_DELL,
115 	    PCI_PRODUCT_DELL_PERC_3DI_3, AAC_HWIF_I960RX },
116 	{ PCI_VENDOR_DELL, PCI_PRODUCT_DELL_PERC_3DI, PCI_VENDOR_DELL,
117 	    PCI_PRODUCT_DELL_PERC_3DI_SUB2, AAC_HWIF_I960RX },
118 	{ PCI_VENDOR_DELL, PCI_PRODUCT_DELL_PERC_3DI, PCI_VENDOR_DELL,
119 	    PCI_PRODUCT_DELL_PERC_3DI_SUB3, AAC_HWIF_I960RX },
120 	{ PCI_VENDOR_DELL, PCI_PRODUCT_DELL_PERC_3DI_3, PCI_VENDOR_DELL,
121 	    PCI_PRODUCT_DELL_PERC_3DI_3_SUB, AAC_HWIF_I960RX },
122 	{ PCI_VENDOR_DELL, PCI_PRODUCT_DELL_PERC_3DI_3, PCI_VENDOR_DELL,
123 	    PCI_PRODUCT_DELL_PERC_3DI_3_SUB2, AAC_HWIF_I960RX },
124 	{ PCI_VENDOR_DELL, PCI_PRODUCT_DELL_PERC_3DI_3, PCI_VENDOR_DELL,
125 	    PCI_PRODUCT_DELL_PERC_3DI_3_SUB3, AAC_HWIF_I960RX },
126 	/* Dell PERC 3/Si models */
127 	{ PCI_VENDOR_DELL, PCI_PRODUCT_DELL_PERC_3SI, PCI_VENDOR_DELL,
128 	    PCI_PRODUCT_DELL_PERC_3SI, AAC_HWIF_I960RX },
129 	{ PCI_VENDOR_DELL, PCI_PRODUCT_DELL_PERC_3SI_2, PCI_VENDOR_DELL,
130 	    PCI_PRODUCT_DELL_PERC_3SI_2_SUB, AAC_HWIF_I960RX },
131 	/* Adaptec SATA RAID 2 channel XXX guess */
132 	{ PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_ASR2200S, PCI_VENDOR_ADP2,
133 	    PCI_PRODUCT_ADP2_AACADPSATA2C, AAC_HWIF_I960RX },
134 	/* Adaptec SATA RAID 4 channel */
135 	{ PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_ASR2200S, PCI_VENDOR_ADP2,
136 	    PCI_PRODUCT_ADP2_AACADPSATA4C, AAC_HWIF_I960RX },
137 	/* Adaptec SATA RAID 6 channel XXX guess */
138 	{ PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_ASR2200S, PCI_VENDOR_ADP2,
139 	    PCI_PRODUCT_ADP2_AACADPSATA6C, AAC_HWIF_I960RX },
140 	/* Adaptec SATA RAID 8 channel XXX guess */
141 	{ PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_ASR2200S, PCI_VENDOR_ADP2,
142 	    PCI_PRODUCT_ADP2_AACADPSATA8C, AAC_HWIF_I960RX },
143 	/* Adaptec SATA RAID 16 channel XXX guess */
144 	{ PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_ASR2200S, PCI_VENDOR_ADP2,
145 	    PCI_PRODUCT_ADP2_AACADPSATA16C, AAC_HWIF_I960RX },
146 	/* Dell CERC-SATA */
147 	{ PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_ASR2200S, PCI_VENDOR_DELL,
148 	    PCI_PRODUCT_ADP2_AACCERCSATA6C, AAC_HWIF_I960RX },
149 	/* Dell PERC 320/DC */
150 	{ PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_ASR2200S, PCI_VENDOR_DELL,
151 	    PCI_PRODUCT_ADP2_AACPERC320DC, AAC_HWIF_I960RX },
152 	/* Adaptec ADP-2622 */
153 	{ PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_AAC2622, PCI_VENDOR_ADP2,
154 	    PCI_PRODUCT_ADP2_AAC2622, AAC_HWIF_I960RX },
155 	/* Adaptec ADP-364 */
156 	{ PCI_VENDOR_DEC, PCI_PRODUCT_DEC_CPQ42XX, PCI_VENDOR_ADP2,
157 	    PCI_PRODUCT_ADP2_AAC364, AAC_HWIF_STRONGARM },
158 	/* Adaptec ADP-3642 */
159 	{ PCI_VENDOR_DEC, PCI_PRODUCT_DEC_CPQ42XX, PCI_VENDOR_ADP2,
160 	    PCI_PRODUCT_ADP2_AAC3642, AAC_HWIF_STRONGARM },
161 	/* Dell PERC 2/QC */
162 	{ PCI_VENDOR_DEC, PCI_PRODUCT_DEC_CPQ42XX, PCI_VENDOR_ADP2,
163 	    PCI_PRODUCT_ADP2_PERC_2QC, AAC_HWIF_STRONGARM },
164 	/* HP NetRAID-4M */
165 	{ PCI_VENDOR_DEC, PCI_PRODUCT_DEC_CPQ42XX, PCI_VENDOR_HP,
166 	    PCI_PRODUCT_HP_NETRAID_4M, AAC_HWIF_STRONGARM },
167 	{ PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_ASR2200S, PCI_VENDOR_ADP2,
168 	    PCI_PRODUCT_ADP2_ASR2120S, AAC_HWIF_I960RX },
169 	{ PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_ASR2200S, PCI_VENDOR_ADP2,
170 	    PCI_PRODUCT_ADP2_ASR2200S, AAC_HWIF_I960RX },
171 	{ PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_AACASR2120S, PCI_VENDOR_ADP2,
172 	    PCI_PRODUCT_ADP2_AACASR2130S, AAC_HWIF_RKT },
173 	{ PCI_VENDOR_ADP2, PCI_PRODUCT_ADP2_AACASR2120S, PCI_VENDOR_ADP2,
174 	    PCI_PRODUCT_ADP2_AACASR2230S, AAC_HWIF_RKT },
175 	{ 0, 0, 0, 0 }
176 };
177 
178 struct cfattach aac_pci_ca = {
179 	sizeof (struct aac_softc), aac_pci_probe, aac_pci_attach
180 };
181 
182 /*
183  * Determine whether this is one of our supported adapters.
184  */
185 int
186 aac_pci_probe(parent, match, aux)
187 	struct device *parent;
188 	void *match;
189 	void *aux;
190 {
191         struct pci_attach_args *pa = aux;
192 	struct aac_ident *m;
193 	u_int32_t subsysid;
194 
195 	for (m = aac_identifiers; m->vendor != 0; m++)
196 		if (m->vendor == PCI_VENDOR(pa->pa_id) &&
197 		    m->device == PCI_PRODUCT(pa->pa_id)) {
198 			subsysid = pci_conf_read(pa->pa_pc, pa->pa_tag,
199 			    PCI_SUBSYS_ID_REG);
200 			if (m->subvendor == PCI_VENDOR(subsysid) &&
201 			    m->subdevice == PCI_PRODUCT(subsysid))
202 				return (1);
203 		}
204 	return (0);
205 }
206 
207 void
208 aac_pci_attach(parent, self, aux)
209         struct device *parent, *self;
210         void *aux;
211 {
212 	struct pci_attach_args *pa = aux;
213 	pci_chipset_tag_t pc = pa->pa_pc;
214 	struct aac_softc *sc = (void *)self;
215 	bus_addr_t membase;
216 	bus_size_t memsize;
217 	pci_intr_handle_t ih;
218 	const char *intrstr;
219 	int state = 0;
220 	struct aac_ident *m;
221 	struct aac_sub_ident *subid;
222 	u_int32_t subsysid;
223 	pcireg_t memtype;
224 
225 	printf(": ");
226 	subsysid = pci_conf_read(pa->pa_pc, pa->pa_tag, PCI_SUBSYS_ID_REG);
227 	if ((PCI_VENDOR(pa->pa_id) != PCI_VENDOR(subsysid)) ||
228 	    (PCI_PRODUCT(pa->pa_id) != PCI_PRODUCT(subsysid))) {
229 		for (subid = aac_sub_identifiers; subid->subvendor != 0;
230 		    subid++) {
231 			if (subid->subvendor == PCI_VENDOR(subsysid) &&
232 			    subid->subdevice == PCI_PRODUCT(subsysid)) {
233 				printf("%s ", subid->desc);
234 				break;
235 			}
236 		}
237 	}
238 
239 	/*
240 	 * Map control/status registers.
241 	 */
242 	memtype = pci_mapreg_type(pa->pa_pc, pa->pa_tag, PCI_MAPREG_START);
243 	if (pci_mapreg_map(pa, PCI_MAPREG_START, memtype, 0, &sc->aac_memt,
244 	    &sc->aac_memh, &membase, &memsize, AAC_REGSIZE)) {
245 		printf("can't find mem space\n");
246 		goto bail_out;
247 	}
248 	state++;
249 
250 	if (pci_intr_map(pa, &ih)) {
251 		printf("couldn't map interrupt\n");
252 		goto bail_out;
253 	}
254 	intrstr = pci_intr_string(pc, ih);
255 	sc->aac_ih = pci_intr_establish(pc, ih, IPL_BIO, aac_intr, sc,
256 	    sc->aac_dev.dv_xname);
257 	if (sc->aac_ih == NULL) {
258 		printf("couldn't establish interrupt");
259 		if (intrstr != NULL)
260 			printf(" at %s", intrstr);
261 		printf("\n");
262 		goto bail_out;
263 	}
264 	state++;
265 	if (intrstr != NULL)
266 		printf("%s\n", intrstr);
267 
268 	sc->aac_dmat = pa->pa_dmat;
269 
270 	for (m = aac_identifiers; m->vendor != 0; m++)
271 		if (m->vendor == PCI_VENDOR(pa->pa_id) &&
272 		    m->device == PCI_PRODUCT(pa->pa_id)) {
273 			if (m->subvendor == PCI_VENDOR(subsysid) &&
274 			    m->subdevice == PCI_PRODUCT(subsysid)) {
275 				sc->aac_hwif = m->hwif;
276 				switch(sc->aac_hwif) {
277 				case AAC_HWIF_I960RX:
278 					AAC_DPRINTF(AAC_D_MISC,
279 					    ("set hardware up for i960Rx"));
280 					sc->aac_if = aac_rx_interface;
281 					break;
282 				case AAC_HWIF_STRONGARM:
283 					AAC_DPRINTF(AAC_D_MISC,
284 					    ("set hardware up for StrongARM"));
285 					sc->aac_if = aac_sa_interface;
286 					break;
287 				case AAC_HWIF_FALCON:
288 					AAC_DPRINTF(AAC_D_MISC,
289 					   ("set hardware up for Falcon/PPC"));
290 					sc->aac_if = aac_fa_interface;
291 					break;
292 				case AAC_HWIF_RKT:
293 					AAC_DPRINTF(AAC_D_MISC,
294 					   ("set hardware up for Rocket/MIPS"));
295 					sc->aac_if = aac_rkt_interface;
296 					break;
297 				default:
298 					sc->aac_hwif = AAC_HWIF_UNKNOWN;
299 					break;
300 				}
301 				break;
302 			}
303 		}
304 
305 	if (aac_attach(sc))
306 		goto bail_out;
307 
308 	return;
309 
310  bail_out:
311 	if (state > 1)
312 		pci_intr_disestablish(pc, sc->aac_ih);
313 	if (state > 0)
314 		bus_space_unmap(sc->aac_memt, sc->aac_memh, memsize);
315 	return;
316 }
317